<template>
    <div class="login_containter">
        <!---登录模块-->
        <div class="login_box">
            <!--头像-->
            <div class="avatar_box">
                <img src="../assets/logo.png">
            </div>
            <!---表单区域-->
            <el-form ref="loginFormRef" :rules="loginRules":model="loginForm" class="login_form" label-width="0">
                <!--用户名-->
                <el-form-item prop="username">
                    <el-input v-model="loginForm.username" prefix-icon="iconfont icon-denglu"></el-input>
                </el-form-item>
                <!--密码-->
                <el-form-item prop="password">
                    <el-input v-model="loginForm.password" prefix-icon="iconfont icon-mima" type="password"></el-input>
                </el-form-item>
                <!--按钮-->
                <el-form-item class="buttons">
                    <el-button type="primary" @click="login">登录</el-button>
                    <el-button type="info" @click="resetLoginForm()">重置</el-button>
                </el-form-item>
            </el-form>
        </div>
    </div>
</template>
<script>
    export default{
        data() {
            return {
                //表单数据
                loginForm:{
                    username:"admin",
                    password:"123456"
                },
                //表单验证对象
                loginRules:{
                    //校验用户名
                    username:[
                        { required: true, message: '用户名为必填项', trigger: 'blur' },//必填项验证
                        { min: 5, max: 12, message: '长度在 5 到 12 个字符', trigger: 'blur' }//长度验证
                    ],
                    //校验密码
                    password:[
                        { required: true, message: '密码为必填项', trigger: 'blur' },//必填项验证
                        { min: 6, max: 10, message: '长度在 6 ~ 10 个字符', trigger: 'blur' }//长度验证
                    ]
                },
            }
        },
        methods: {
            //重置表单内容
            resetLoginForm(){
                this.$refs.loginFormRef.resetFields();//resetFields为重置方法
            },
            login(){
            this.$refs.loginFormRef.validate(async valid =>{
                if (!valid)return;
                //const {data:res}=await this.$http.post("test");
                const {data:res}=await this.$http.post("login",this.loginForm);
                console.log(res);
                if(res.flag =="ok"){
                   this.$message.success("操作成功！！！");//信息提示
                   this.$router.push({path:"/home"});//页面路由跳转
                   window.sessionStorage.setItem("user",res.user)//存储user对象
                }else{
                     this.$message.error("操作失败！！！");
                }
            })
        }
        },
        
    }
</script>

<style lang="less" scoped>
    //根节点样式
    .login_containter{
        background-color:#2b4b6b;
        height: 100%;
    }

    .login_box{
        width: 450px;
        height: 300px;
        background-color: #fff;
        border-radius: 3px;//边角设置
        position: absolute;//绝对定位
        left: 50%;
        top: 50%;
        transform: translate(-50%,-50%);
        .avatar_box{
            width: 130px;
            height: 130px;
            border: 1px solid #eee;
            border-radius: 50%;
            padding: 5px;
            box-shadow: 0 0 2px #ddd;
            position: absolute;//绝对定位
            left: 50%;
            transform: translate(-50%,-50%);
            background-color: #0ee;
            img{
                width: 100%;
                height: 100%;
                border-radius: 50%;
                background-color: #eee
            }
        }
        }
    .buttons{
        display: flex;
        justify-content: flex-start;
    }
    .login_form{
        position: absolute;//绝对定位
        bottom: 0%;
        width: 100%;
        padding: 0 10px;
        box-sizing: border-box;
    }
</style>
 